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Finding the Fourth Proportional to 341.60, 513.17 and 295.49

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Solution

The fourth proportional to 341.60, 513.17 and 295.49 is: 443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.60 : 513.17 = 295.49 : x
  2. Step 2: Convert to fraction form
    341.60/513.17 = 295.49/x
  3. Step 3: Cross multiply
    341.60x = 513.17 × 295.49
  4. Step 4: Simplify right side
    341.60x = 151,632.56
  5. Step 5: Solve for x
    x = 151,632.56/341.60
  6. Step 6: Final answer
    x = 443.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.